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A three volt lithium ion battery with LiCoPO4 and zero-strain Li4Ti5O12 as insertion material

  • Chenqiang Du*
  • , Zhiyuan Tang
  • , Junwei Wu
  • , Haoqing Tang
  • , Xinhe Zhang
  • *Corresponding author for this work
  • Tianjin University
  • Harbin Institute of Technology Shenzhen
  • McNair Technology Co., Ltd.

Research output: Contribution to journalArticlepeer-review

Abstract

A 3 V lithium ion battery with LiCoPO4 and zero-strain Li 4Ti5O12 as insertion material is constructed and investigated. Electrochemical tests show that the full cell displays two operation voltage plateaus (3.24 V and 3.17 V). Further, the effects of the theoretical capacity matchup ratio between cathode and anode in the LiCoPO 4/Li4Ti5O12 cell system on the electrochemical properties are firstly investigated. The LiCoPO 4/Li4Ti5O12 cell delivers a highest initial discharge capacity of 135.6 mAh g-1. A 3.2 V lithium-ion battery would further extend the application of lithium ion batteries in energy conversion and storage applications.

Original languageEnglish
Pages (from-to)58-64
Number of pages7
JournalElectrochimica Acta
Volume125
DOIs
StatePublished - 10 Apr 2014
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • capacity matchup
  • lithium cobalt phosphate
  • lithium ion battery
  • lithium titanate oxide

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